CS252224B1 - Hydrophilic copolymer suitable eapecially for contact lenses and medicinal utilization and method of its producion - Google Patents

Hydrophilic copolymer suitable eapecially for contact lenses and medicinal utilization and method of its producion Download PDF

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Publication number
CS252224B1
CS252224B1 CS855585A CS558585A CS252224B1 CS 252224 B1 CS252224 B1 CS 252224B1 CS 855585 A CS855585 A CS 855585A CS 558585 A CS558585 A CS 558585A CS 252224 B1 CS252224 B1 CS 252224B1
Authority
CS
Czechoslovakia
Prior art keywords
water
mixture
kpa
weight
polymerized
Prior art date
Application number
CS855585A
Other languages
Czech (cs)
English (en)
Other versions
CS558585A1 (en
Inventor
Otto Wichterle
Jiri Vacik
Jiri Michalek
Zuzana Krcova
Jiri Vodnansky
Original Assignee
Otto Wichterle
Jiri Vacik
Jiri Michalek
Zuzana Krcova
Jiri Vodnansky
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Otto Wichterle, Jiri Vacik, Jiri Michalek, Zuzana Krcova, Jiri Vodnansky filed Critical Otto Wichterle
Priority to CS855585A priority Critical patent/CS252224B1/cs
Priority to GB8617318A priority patent/GB2178435B/en
Priority to IT8621262A priority patent/IT1213463B/it
Priority to FR868611033A priority patent/FR2585710B1/fr
Priority to CA000514998A priority patent/CA1267492A/en
Priority to JP61178976A priority patent/JPS6254709A/ja
Priority to DE3625869A priority patent/DE3625869C2/de
Publication of CS558585A1 publication Critical patent/CS558585A1/cs
Publication of CS252224B1 publication Critical patent/CS252224B1/cs

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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
    • G02B1/04—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics
    • G02B1/041—Lenses
    • G02B1/043—Contact lenses
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/10—Esters
    • C08F220/20—Esters of polyhydric alcohols or phenols, e.g. 2-hydroxyethyl (meth)acrylate or glycerol mono-(meth)acrylate
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/10—Esters
    • C08F220/26—Esters containing oxygen in addition to the carboxy oxygen
    • C08F220/28—Esters containing oxygen in addition to the carboxy oxygen containing no aromatic rings in the alcohol moiety
    • C08F220/282—Esters containing oxygen in addition to the carboxy oxygen containing no aromatic rings in the alcohol moiety and containing two or more oxygen atoms

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Eyeglasses (AREA)
  • Materials For Medical Uses (AREA)
CS855585A 1985-07-31 1985-07-31 Hydrophilic copolymer suitable eapecially for contact lenses and medicinal utilization and method of its producion CS252224B1 (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
CS855585A CS252224B1 (en) 1985-07-31 1985-07-31 Hydrophilic copolymer suitable eapecially for contact lenses and medicinal utilization and method of its producion
GB8617318A GB2178435B (en) 1985-07-31 1986-07-16 Hydrophilic copolymer suitable above all for contact lenses and medical purposes and a method of its preparation
IT8621262A IT1213463B (it) 1985-07-31 1986-07-25 Soprattutto per lenti a contatto e copolimero idrofilo adattoper scopi medici e metodo per prepararlo
FR868611033A FR2585710B1 (fr) 1985-07-31 1986-07-30 Copolymere hydrophile convenant surtout aux lentilles de contact et aux applications medicales, et procede pour sa preparation
CA000514998A CA1267492A (en) 1985-07-31 1986-07-30 Hydrophilic copolymer suitable above all for contact lenses and medical purposes and a method of its preparation
JP61178976A JPS6254709A (ja) 1985-07-31 1986-07-31 親水性コポリマ−及びその製造法
DE3625869A DE3625869C2 (de) 1985-07-31 1986-07-31 Vernetzte hydrophile Copolymere, besonders für Kontaktlinsen und medizinische Zwecke, und Verfahren zu ihrer Herstellung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS855585A CS252224B1 (en) 1985-07-31 1985-07-31 Hydrophilic copolymer suitable eapecially for contact lenses and medicinal utilization and method of its producion

Publications (2)

Publication Number Publication Date
CS558585A1 CS558585A1 (en) 1987-01-15
CS252224B1 true CS252224B1 (en) 1987-08-13

Family

ID=5401021

Family Applications (1)

Application Number Title Priority Date Filing Date
CS855585A CS252224B1 (en) 1985-07-31 1985-07-31 Hydrophilic copolymer suitable eapecially for contact lenses and medicinal utilization and method of its producion

Country Status (7)

Country Link
JP (1) JPS6254709A (ja)
CA (1) CA1267492A (ja)
CS (1) CS252224B1 (ja)
DE (1) DE3625869C2 (ja)
FR (1) FR2585710B1 (ja)
GB (1) GB2178435B (ja)
IT (1) IT1213463B (ja)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CS256437B1 (en) * 1985-09-04 1988-04-15 Otto Wichterle Hydrophilic copolymer especially for contact lenses and medicinal application and method of its production
CS257979B1 (en) * 1986-06-24 1988-07-15 Otto Wichterle Hydrophilic copolymer and method of its production
US4871785A (en) * 1986-08-13 1989-10-03 Michael Froix Clouding-resistant contact lens compositions
US5256751A (en) * 1993-02-08 1993-10-26 Vistakon, Inc. Ophthalmic lens polymer incorporating acyclic monomer
AU2966595A (en) * 1994-07-26 1996-02-22 Bausch & Lomb Incorporated Method of polymerizing methacrylate-based compositions
AU2015201371A1 (en) * 2014-03-31 2015-10-15 Johnson & Johnson Vision Care, Inc. Silicone acrylamide copolymer

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1084920B (de) * 1956-04-24 1960-07-07 Drahoslav Limm Verfahren zur Herstellung vernetzter Polymerisate mit hydrophilen Eigenschaften
US3220960A (en) * 1960-12-21 1965-11-30 Wichterle Otto Cross-linked hydrophilic polymers and articles made therefrom
DE1495381B2 (de) * 1963-09-07 1971-06-24 Czeskoslovenska akademie ved , Prag Verfahren zur herstellung von kontaktlinsen oder kontakt linsenrohlingen aus quellfaehigen hydrogelen
DE2020329C3 (de) * 1969-05-13 1974-07-25 Ceskoslovenska Akademie Ved, Prag Verfahren zur Herstellung spärlich vernetzter, glasklarer, quellfähiger, nicht formbeständiger Hydrogele
US3839304A (en) * 1973-02-12 1974-10-01 American Optical Corp Soft contact lens and method of production thereof
DE2364856C3 (de) * 1973-12-28 1980-10-02 Teroson Gmbh, 6900 Heidelberg Feuchtigkeitshärtende, lösungsmittelfreie Dichtungsmasse auf Basis von Organopolysiloxanen und Silikonöl
US4038264A (en) * 1974-01-07 1977-07-26 National Patent Development Corporation Hema copolymers having high oxygen permeability
JPS543738B2 (ja) * 1974-05-27 1979-02-26

Also Published As

Publication number Publication date
CA1267492A (en) 1990-04-03
IT8621262A0 (it) 1986-07-25
GB8617318D0 (en) 1986-08-20
FR2585710A1 (fr) 1987-02-06
DE3625869A1 (de) 1987-02-05
IT1213463B (it) 1989-12-20
GB2178435A (en) 1987-02-11
DE3625869C2 (de) 1994-08-04
FR2585710B1 (fr) 1990-08-03
JPS6254709A (ja) 1987-03-10
CS558585A1 (en) 1987-01-15
GB2178435B (en) 1989-12-13

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Legal Events

Date Code Title Description
IF00 In force as of 2000-06-30 in czech republic
MK4A Patent expired

Effective date: 20000731